JPH11319565A - ロジウム触媒の回収方法 - Google Patents

ロジウム触媒の回収方法

Info

Publication number: JPH11319565A
Authority: JP; Japan
Prior art keywords: rhodium; methyl iodide; methyl; methyl acetate; iodide
Prior art date: 1998-03-26
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Pending

Application number

JP8264599A

Other languages

English (en)

Japanese (ja)

Inventor

John Laurence Carey

ローレンスケアリージョン

Michael David Jones

ディビッドジョーンズマイケル

Gillian Mary Lancaster

メアリーランカスタージリアン

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

BP Chemicals Ltd

Original Assignee

BP Chemicals Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1998-03-26

Filing date

1999-03-25

Publication date

1999-11-24

1999-03-25 Application filed by BP Chemicals Ltd filed Critical BP Chemicals Ltd

1999-11-24 Publication of JPH11319565A publication Critical patent/JPH11319565A/ja

Status Pending legal-status Critical Current

Links

239000010948 rhodium Substances 0.000 title claims abstract description 63
229910052703 rhodium Inorganic materials 0.000 title claims abstract description 62
MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 title claims abstract description 62
238000000034 method Methods 0.000 title claims abstract description 59
239000003054 catalyst Substances 0.000 title claims description 39
INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 claims abstract description 98
XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 claims abstract description 62
KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 claims abstract description 62
238000005810 carbonylation reaction Methods 0.000 claims abstract description 55
230000006315 carbonylation Effects 0.000 claims abstract description 48
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 30
238000000605 extraction Methods 0.000 claims abstract description 26
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 claims abstract description 18
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 95
WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 claims description 94
239000011269 tar Substances 0.000 claims description 35
239000008346 aqueous phase Substances 0.000 claims description 24
239000007788 liquid Substances 0.000 claims description 14
239000007800 oxidant agent Substances 0.000 claims description 11
KFSLWBXXFJQRDL-UHFFFAOYSA-N Peracetic acid Chemical compound CC(=O)OO KFSLWBXXFJQRDL-UHFFFAOYSA-N 0.000 claims description 10
239000000203 mixture Substances 0.000 claims description 10
239000000047 product Substances 0.000 claims description 10
XMBWDFGMSWQBCA-UHFFFAOYSA-M iodide Chemical compound [I-] XMBWDFGMSWQBCA-UHFFFAOYSA-M 0.000 claims description 9
239000012074 organic phase Substances 0.000 claims description 9
238000004519 manufacturing process Methods 0.000 claims description 8
239000007795 chemical reaction product Substances 0.000 claims description 7
238000007701 flash-distillation Methods 0.000 claims description 7
238000004508 fractional distillation Methods 0.000 claims description 7
230000003647 oxidation Effects 0.000 claims description 7
238000007254 oxidation reaction Methods 0.000 claims description 7
MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 6
238000000926 separation method Methods 0.000 claims description 6
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 5
229910002091 carbon monoxide Inorganic materials 0.000 claims description 5
239000003381 stabilizer Substances 0.000 claims description 5
239000003426 co-catalyst Substances 0.000 claims description 4
239000000376 reactant Substances 0.000 claims description 4
CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 3
239000007789 gas Substances 0.000 claims description 3
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
238000006243 chemical reaction Methods 0.000 claims description 2
238000010438 heat treatment Methods 0.000 claims description 2
229910052739 hydrogen Inorganic materials 0.000 claims description 2
239000001257 hydrogen Substances 0.000 claims description 2
229910052740 iodine Inorganic materials 0.000 claims description 2
239000011630 iodine Substances 0.000 claims description 2
230000001590 oxidative effect Effects 0.000 claims description 2
229910052760 oxygen Inorganic materials 0.000 claims description 2
239000001301 oxygen Substances 0.000 claims description 2
ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims 1
QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims 1
239000012071 phase Substances 0.000 description 19
238000009835 boiling Methods 0.000 description 15
XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 8
229920000642 polymer Polymers 0.000 description 8
229910000043 hydrogen iodide Inorganic materials 0.000 description 6
230000032050 esterification Effects 0.000 description 5
238000005886 esterification reaction Methods 0.000 description 5
238000000638 solvent extraction Methods 0.000 description 5
230000008901 benefit Effects 0.000 description 4
238000004821 distillation Methods 0.000 description 4
HSZCZNFXUDYRKD-UHFFFAOYSA-M lithium iodide Chemical compound [Li+].[I-] HSZCZNFXUDYRKD-UHFFFAOYSA-M 0.000 description 4
238000011084 recovery Methods 0.000 description 4
WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
150000001412 amines Chemical group 0.000 description 3
-1 iodine ions Chemical class 0.000 description 3
229910052744 lithium Inorganic materials 0.000 description 3
125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
229910000510 noble metal Inorganic materials 0.000 description 3
230000015572 biosynthetic process Effects 0.000 description 2
229910052751 metal Inorganic materials 0.000 description 2
239000002184 metal Substances 0.000 description 2
230000001737 promoting effect Effects 0.000 description 2
238000004064 recycling Methods 0.000 description 2
238000003756 stirring Methods 0.000 description 2
ARSMIBSHEYKMJT-UHFFFAOYSA-M 1,3-dimethylimidazolium iodide Chemical compound [I-].CN1C=C[N+](C)=C1 ARSMIBSHEYKMJT-UHFFFAOYSA-M 0.000 description 1
ZRNSSRODJSSVEJ-UHFFFAOYSA-N 2-methylpentacosane Chemical compound CCCCCCCCCCCCCCCCCCCCCCCC(C)C ZRNSSRODJSSVEJ-UHFFFAOYSA-N 0.000 description 1
150000001350 alkyl halides Chemical class 0.000 description 1
239000006227 byproduct Substances 0.000 description 1
150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
239000000306 component Substances 0.000 description 1
238000009833 condensation Methods 0.000 description 1
230000005494 condensation Effects 0.000 description 1
238000005260 corrosion Methods 0.000 description 1
230000007797 corrosion Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
150000002497 iodine compounds Chemical class 0.000 description 1
239000007791 liquid phase Substances 0.000 description 1
239000000463 material Substances 0.000 description 1
238000002156 mixing Methods 0.000 description 1
NBVXSUQYWXRMNV-UHFFFAOYSA-N monofluoromethane Natural products FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
239000002420 orchard Substances 0.000 description 1
230000000737 periodic effect Effects 0.000 description 1
230000001376 precipitating effect Effects 0.000 description 1
238000011027 product recovery Methods 0.000 description 1
150000003242 quaternary ammonium salts Chemical class 0.000 description 1
238000010992 reflux Methods 0.000 description 1
150000003284 rhodium compounds Chemical class 0.000 description 1
229920006395 saturated elastomer Polymers 0.000 description 1
230000001568 sexual effect Effects 0.000 description 1
230000003068 static effect Effects 0.000 description 1
238000003809 water extraction Methods 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/04—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing carboxylic acids or their salts
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J38/00—Regeneration or reactivation of catalysts, in general
- B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
- B01J38/50—Liquid treating or treating in liquid phase, e.g. dissolved or suspended using organic liquids
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/0231—Halogen-containing compounds
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
- B01J31/20—Carbonyls
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/40—Regeneration or reactivation
- B01J31/4015—Regeneration or reactivation of catalysts containing metals
- B01J31/4023—Regeneration or reactivation of catalysts containing metals containing iron group metals, noble metals or copper
- B01J31/4038—Regeneration or reactivation of catalysts containing metals containing iron group metals, noble metals or copper containing noble metals
- B01J31/4046—Regeneration or reactivation of catalysts containing metals containing iron group metals, noble metals or copper containing noble metals containing rhodium
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/10—Preparation of carboxylic acids or their salts, halides or anhydrides by reaction with carbon monoxide
- C07C51/12—Preparation of carboxylic acids or their salts, halides or anhydrides by reaction with carbon monoxide on an oxygen-containing group in organic compounds, e.g. alcohols
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/04—Obtaining noble metals by wet processes
- C22B11/042—Recovery of noble metals from waste materials
- C22B11/048—Recovery of noble metals from waste materials from spent catalysts
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
- C22B3/40—Mixtures
- C22B3/402—Mixtures of acyclic or carbocyclic compounds of different types
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
- B01J2231/30—Addition reactions at carbon centres, i.e. to either C-C or C-X multiple bonds
- B01J2231/34—Other additions, e.g. Monsanto-type carbonylations, addition to 1,2-C=X or 1,2-C-X triplebonds, additions to 1,4-C=C-C=X or 1,4-C=-C-X triple bonds with X, e.g. O, S, NH/N
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
- B01J2531/80—Complexes comprising metals of Group VIII as the central metal
- B01J2531/82—Metals of the platinum group
- B01J2531/822—Rhodium
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Organic Chemistry (AREA)
Materials Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
Mechanical Engineering (AREA)
Manufacturing & Machinery (AREA)
Metallurgy (AREA)
Environmental & Geological Engineering (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Geology (AREA)
Life Sciences & Earth Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Inorganic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Catalysts (AREA)
Inorganic Compounds Of Heavy Metals (AREA)

JP8264599A 1998-03-26 1999-03-25 ロジウム触媒の回収方法 Pending JPH11319565A (ja)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB9806527.9		1998-03-26
GB9806527A GB9806527D0 (en)	1998-03-26	1998-03-26	Process

Publications (1)

Publication Number	Publication Date
JPH11319565A true JPH11319565A (ja)	1999-11-24

Family

ID=10829335

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP8264599A Pending JPH11319565A (ja)	1998-03-26	1999-03-25	ロジウム触媒の回収方法

Country Status (8)

Country	Link
US (1)	US6180071B1 (id)
EP (1)	EP0949341A1 (id)
JP (1)	JPH11319565A (id)
KR (1)	KR19990078263A (id)
CN (1)	CN1232878A (id)
GB (1)	GB9806527D0 (id)
ID (1)	ID23630A (id)
SG (1)	SG71199A1 (id)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP4268646B2 (ja) *	2007-03-30	2009-05-27	日鉱金属株式会社	ロジウムの回収方法
US8742168B2 (en)	2011-05-31	2014-06-03	Lyondell Chemical Technology, L.P.	Process for the production of acetic acid
CN103540749B (zh) *	2013-09-24	2015-04-15	宁波大地化工环保有限公司	一种从辛酸铑有机废液中回收铑的方法
CN108165758A (zh) *	2018-01-09	2018-06-15	南京新奥环保技术有限公司	一种从辛酸铑母液中回收铑的方法
CN108588434A (zh) *	2018-08-10	2018-09-28	任祥瑞	一种从含焦油醋酐反应液中回收铑的方法

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3927078A (en)	1972-08-21	1975-12-16	Chevron Res	Methylene and oxymethylene bis-ester production
US4559183A (en)	1973-09-04	1985-12-17	The Halcon Sd Group, Inc.	Preparation of carboxylic acid anhydrides
DE2448005C2 (de)	1974-10-09	1983-10-20	Basf Ag, 6700 Ludwigshafen	Verfahren zur Regenerierung von Rhodium oder Iridium enthaltenden Katalysatoren aus Destillationsrückständen von Hydroformylierungsgemischen
DE2450965C2 (de)	1974-10-26	1983-06-09	Hoechst Ag, 6230 Frankfurt	Verfahren zur Herstellung von Essigsäureanhydrid
DE2836084A1 (de)	1978-08-17	1980-03-06	Hoechst Ag	Verfahren zur herstellung von essigsaeureanhydrid
JPS5850234B2 (ja)	1980-10-23	1983-11-09	三菱化学株式会社	第８族貴金属固体錯体の取得方法
US4374070A (en)	1980-11-21	1983-02-15	Eastman Kodak Company	Preparation of acetic anhydride
WO1982001829A1 (en) *	1980-11-24	1982-06-10	Kodak Co Eastman	Process for the recovery of rhodium catalyst
US4388217A (en)	1980-11-24	1983-06-14	Eastman Kodak Company	Process for the recovery of catalyst values
US4341741A (en)	1981-03-06	1982-07-27	The Halcon Sd Group, Inc.	Recovery of rhodium from carbonylation residues
US4340570A (en)	1981-03-06	1982-07-20	The Halcon Sd Group, Inc.	Recovery of rhodium from carbonylation residues
US4340569A (en)	1981-03-06	1982-07-20	The Halcon Sd Group, Inc.	Treatment of carbonylation residues
US4364907A (en)	1981-06-18	1982-12-21	Eastman Kodak Company	Process for recovery of rhodium values
US4390473A (en)	1981-06-22	1983-06-28	Eastman Kodak Company	Recovery of rhodium and cobalt low pressure oxo catalyst
US4434240A (en)	1981-11-16	1984-02-28	The Halcon Sd Group, Inc.	Recovery of noble metal values from carbonylation residues
NZ203226A (en)	1982-02-13	1985-08-30	Bp Chemical Ltd	Production of acetic anhydride from methanol and carbon monoxide
US4650649A (en) *	1986-01-21	1987-03-17	Eastman Kodak Company	Catalyst recovery process
GB8618710D0 (en)	1986-07-31	1986-09-10	Bp Chem Int Ltd	Recovering metals
FR2616810B1 (fr)	1987-03-25	1989-08-18	Rhone Poulenc Sante	Procede electrochimique pour recuperer le rhodium metallique a partir de solutions aqueuses de catalyseurs usages
EP0497759B1 (en) *	1989-11-20	1995-02-15	Eastman Chemical Company	Process for the recovery of catalyst values
US4945075A (en)	1989-12-04	1990-07-31	Eastman Kodak Company	Oxidative secondary rhodium recovery process
US5100850A (en) *	1991-05-03	1992-03-31	Eastman Kodak Company	Oxidative secondary rhodium recovery process
GB9218346D0 (en) *	1992-08-28	1992-10-14	Bp Chem Int Ltd	Process
JP3349542B2 (ja) *	1993-03-31	2002-11-25	ダイセル化学工業株式会社	ロジウム化合物の安定化法

1998
- 1998-03-26 GB GB9806527A patent/GB9806527D0/en not_active Ceased
1999
- 1999-03-10 EP EP19990301817 patent/EP0949341A1/en not_active Ceased
- 1999-03-16 SG SG1999001125A patent/SG71199A1/en unknown
- 1999-03-24 US US09/274,997 patent/US6180071B1/en not_active Expired - Fee Related
- 1999-03-25 JP JP8264599A patent/JPH11319565A/ja active Pending
- 1999-03-25 KR KR1019990010315A patent/KR19990078263A/ko not_active Withdrawn
- 1999-03-26 ID ID990278D patent/ID23630A/id unknown
- 1999-03-26 CN CN99105753A patent/CN1232878A/zh active Pending

Also Published As

Publication number	Publication date
ID23630A (id)	2000-05-04
US6180071B1 (en)	2001-01-30
GB9806527D0 (en)	1998-05-27
SG71199A1 (en)	2000-03-21
CN1232878A (zh)	1999-10-27
EP0949341A1 (en)	1999-10-13
KR19990078263A (ko)	1999-10-25

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JPH0532581A (ja)	1993-02-09	カルボニル化方法
RS49538B (sr)	2006-12-15	Poboljšani postupak za karbonilizaciju metanola u sirćetnu kiselinu
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CA2055735A1 (en)	1992-05-20	Removal of carbonyl impurities from a carbonylation process stream
US5364822A (en)	1994-11-15	Process for the recovery of group VIII noble metals
NZ272614A (en)	1996-02-27	Purification of carboxylic acids by separation from catalysts and reagents
US4364907A (en)	1982-12-21	Process for recovery of rhodium values
US4944927A (en)	1990-07-31	Process for the recovery of metals
JPH11319565A (ja)	1999-11-24	ロジウム触媒の回収方法
KR0120194B1 (ko)	1997-10-22	촉매를 회수하는 방법
JP3085467B2 (ja)	2000-09-11	アセトン除去方法